Clooney was considered for the role of Will.

Russell Crowe was considered for the role of Will.

Colin Firth wanted to play "Will" after he had read the story and even contacted the author Nick Hornby, but it had already been optioned as a film by the time Firth called.

McGregor was considered for the role of Will.

Brad Pitt turned down the lead role of Will.

Turned down a role in About a Boy.